On Tue, Feb 11, 2020 at 6:47 PM <arnold@skeeve.com> wrote:

For anyone who's interested, here is what it took to compile Geoff
Collyer's v9sh on Ubuntu 18.04.

Arnold
----------------------------------
diff -ur v9sh/error.c v9sh-new/error.c
--- v9sh/error.c 2017-07-29 11:45:07.000000000 +0300
+++ v9sh-new/error.c 2020-02-10 17:31:33.275920947 +0200
@@ -24,7 +24,7 @@
}
if (per) {
prs(colon);
- prs(errno < 0 || errno >= sys_nerr? "Bad errno": sys_errlist[errno]);
+ prs(strerror(errno));
}
newline();
exitsh(ERROR);
diff -ur v9sh/pathserv.c v9sh-new/pathserv.c
--- v9sh/pathserv.c 2017-07-29 12:06:25.000000000 +0300
+++ v9sh-new/pathserv.c 2020-02-10 17:29:43.666971083 +0200
@@ -30,7 +30,7 @@
{
struct stat buf;

- if (stat(name, &buf) == 0 && (buf.st_mode&S_IFMT) == S_IFREG &&
+ if (stat(name, &buf) == 0 && S_ISREG(buf.st_mode) &&
access(name, EXECUTE) == 0)
return 0;
else
diff -ur v9sh/xec.c v9sh-new/xec.c
--- v9sh/xec.c 2017-07-29 12:27:02.000000000 +0300
+++ v9sh-new/xec.c 2020-02-10 17:29:50.607030967 +0200
@@ -612,7 +612,7 @@

if (flags&ttyflg && (dir1 = spname(tempdir, &score)) &&
stat(dir1, &sb) == 0 &&
- (sb.st_mode&S_IFMT) == S_IFDIR &&
+ S_ISDIR(sb.st_mode) &&
access(dir1, EXECUTE) == 0) {
/* dir1 is a searchable directory. */
if (score < bestscore) {